dumpe2fs - Ubuntu 22.04
dumpe2fs 1.46.5 (30-Dec-2021)
Filesystem volume name:
Last mounted on: /
Filesystem magic number: 0xEF53
Filesystem revision #: 1 (dynamic)
Filesystem features: has_journal ext_attr resize_inode dir_index filetype needs_recovery extent 64bit flex_bg sparse_super large_file huge_file dir_nlink extra_isize metadata_csum
Filesystem flags: signed_directory_hash
Default mount options: user_xattr acl
Filesystem state: clean
Errors behavior: Continue
Filesystem OS type: Linux
Inode count: 31227904
Block count: 124895488
Reserved block count: 6244774
Overhead clusters: 2241042
Free blocks: 120244371
Free inodes: 31011554
First block: 0
Block size: 4096
Fragment size: 4096
Group descriptor size: 64
Reserved GDT blocks: 1024
Blocks per group: 32768
Fragments per group: 32768
Inodes per group: 8192
Inode blocks per group: 512
Flex block group size: 16
Filesystem created: Sat Aug 3 09:30:49 2024
Last mount time: Sat Aug 3 10:12:55 2024
Last write time: Sat Aug 3 10:12:55 2024
Mount count: 3
Maximum mount count: -1
Last checked: Sat Aug 3 09:30:49 2024
Check interval: 0 ()
Lifetime writes: 21 GB
Reserved blocks uid: 0 (user root)
Reserved blocks gid: 0 (group root)
First inode: 11
Inode size: 256
Required extra isize: 32
Desired extra isize: 32
Journal inode: 8
First orphan inode: 22676489
Default directory hash: half_md4
Journal backup: inode blocks
Checksum type: crc32c
Checksum: 0x52173a42
Journal features: journal_incompat_revoke journal_64bit journal_checksum_v3
Total journal size: 1024M
Total journal blocks: 262144
Max transaction length: 262144
Fast commit length: 0
Journal sequence: 0x00021026
Journal start: 51671
Journal checksum type: crc32c
Journal checksum: 0xea287cc5